I want to know what verb from has to use with NEVER
for example : 1 I never do this...or 2. I never did this or 3. I never done this, which one is the correct sentence, I mean to say once we use NEVER word what verb form need to use V1 or V2 or V3
You can use any tense with never.

I never do this.
I never did this.
I have never done this.
I had never done this.
I will never do this.

Even continuous tenses:

I am never doing this again.
He was never doing what he should have been doing.